package com.dormms.dao;

import com.dormms.bean.User;

public interface UserDao {
	//userId获取密码
	public String getPasswordByUserid(String userid);
	//userId判断用户是否存在
	public String isUserExist(String userid);
	//插入用户
	public int insertUser(User user);
	//更新用户密码
	public int updateUser(User user);
	public Integer deleteUser(String userId);
}
